| Acronym | Meaning |
| GSAS | Generalized Structure And Anal. Software |
| ELED | Edge-emitting Light Emitting Diode |
| RAA | Rigid-atom Approxn. (in Electronic Structure Calcns.) |
| SOA | Semiconductor Optical Amplifier |
| SEPAR | Surfaces Enhanced For Photolabile Attachment And Release |
| FETI | Fire, Explosion And Toxicity Index |
| CCDW | Coupled-channel Distorted-wave (quantum Method) |
| RVDT | Rotary Variable Differential Transformer |
| GCE | Ground-based Cloud Experiment |
| LC-ESI-MS/MS | Liq. Chromatog.-electrospray Ionization-tandem Mass Spectrometry |